苏铁果香球果挥发性成分与遗传边界的匹配及其对拟果传粉的启示。

IF 3.6 3区 生物学 Q1 PLANT SCIENCES
Plant Biology Pub Date : 2025-07-03 DOI:10.1111/plb.70052
J.-T. Chang, T.-C. Lee, A. K. Valchanova, T. Okamoto, P.-C. Liao, G. Kokubugata, Y. Okuyama
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引用次数: 0

摘要

挥发性有机化合物(VOCs)在植物通讯中起着至关重要的作用,影响着植物的进化和生态相互作用。因此,整个景观的种群水平挥发性化学多样性影响着植物与当地生物群落的相互作用。苏铁有昆虫授粉系统。目前对挥发性有机化合物的研究主要集中在赞米科植物上,但对苏铁科植物的研究还很有必要,特别是因为苏铁科植物与昆虫传粉媒介有很强的生态联系。分布广泛而丰富的苏铁。选择它来研究球果气味的地理变异,因为它有一个已知的甲虫传粉者和一个先前确定的遗传边界,将两个空间遗传群体分开,跨越日本琉球群岛中部。采用固相微萃取(SPME)纤维顶空取样结合气相色谱-质谱联用(GC-MS)技术采集和分析了芦笋中挥发性有机化合物。在琉球三个岛屿上的六个地点,包括两性,穿越了遗传边界。对性别差异和遗传边界差异进行统计学检验。挥发性有机化合物分布在遗传边界上存在显著差异。这些果香味的球果与主要以发酵水果为食的果媒传粉者的来访相匹配。基于繁殖季节的重叠和相似的优势挥发性有机化合物的存在,我们提出了水果模仿,并将同域香豆作为候选模仿模型。该研究证实了乙酸乙酯是香椿球果中主要的挥发性有机化合物,而不是更罕见的雌二醇。结果表明,苏铁科植物和扎米科植物的传粉机制存在差异,为进一步研究其与拮抗和共生力之间的生态相互作用,如草食和传粉者在遗传边界上的差异铺平了道路。
本文章由计算机程序翻译,如有差异,请以英文原文为准。

Match of fruit-scented cone volatile composition with genetic boundary in Cycas revoluta and implications for fruit mimicry pollination

Match of fruit-scented cone volatile composition with genetic boundary in Cycas revoluta and implications for fruit mimicry pollination

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来源期刊
Plant Biology
Plant Biology 生物-植物科学
CiteScore
8.20
自引率
2.60%
发文量
109
审稿时长
3 months
期刊介绍: Plant Biology is an international journal of broad scope bringing together the different subdisciplines, such as physiology, molecular biology, cell biology, development, genetics, systematics, ecology, evolution, ecophysiology, plant-microbe interactions, and mycology. Plant Biology publishes original problem-oriented full-length research papers, short research papers, and review articles. Discussion of hot topics and provocative opinion articles are published under the heading Acute Views. From a multidisciplinary perspective, Plant Biology will provide a platform for publication, information and debate, encompassing all areas which fall within the scope of plant science.
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